The two nurses ________ 100，000 yuan by the police but donated it to victims of the explosion.
A.rewarded B.would be rewarded C.have been rewarded D.had been rewarded
Principal White has been working in the school for about 20 years, ____all his energy to teaching and researching as well as the running of a healthy school.
A．devoted B．devoting C．to devote D．devote
The engineers are so busy that they have zero time for outdoor sports activities,___they have the interest.
A. wherever B. whenever C. even if D. as if
---What do you think of his talk on Information Technology?
---Oh, excellent. It's worth ________．
A．listening to B．being listened to C．listening of D．to be listened to
There is little doubt in your mind that he is innocent, ________？
A．is there B．isn' t there C．is he D．isn' t he
Although the Eiffel Tower ________ to last for 20 years, it is still standing today.
A．has designed B．had designed C．is designed D．was designed
